Individual and Junior Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Junior scientists who have completed their PhD studies between 2015 and 2020 and who are in the initial phase of the career of a professional researcher in some branch of astronomy or a related field may be admitted to the Union by the Executive Committee as Junior Members, for a period not exceeding 6 years.

Individual and Junior Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 10 years will be removed from the IAU lists.

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

Total number of IAU Individual and Junior members: 13586 (of which 533 Junior members). Number of Active Individual and Junior Members in the IAU Directory: 11093.


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Name Location NCA adherence▼
HAZUMI, Masashi Japan Japan
HOSHINO, Masahiro Japan Japan
HARA , Tetsuya Japan Japan
HARA , Hirohisa Japan Japan
HIRAMATSU, Masaaki Japan Japan
HANAWA, Tomoyuki Japan Japan
HIDEKI, Asada Japan Japan
HIRAO, Takanori Japan Japan
HORIUCHI, Ritoku Japan Japan
Hanaoka, Yoichiro Japan Japan
HABE , Asao Japan Japan
HIEI, Eijiro Japan Japan
HIGUCHI, Aya Japan Japan
HACHISU , Izumi Japan Japan
HIRABAYASHI, Hisashi Japan Japan
HIRATA , Ryuko Japan Japan
HIROMOTO , Norihisa Japan Japan
HIROTA , Tomoya Japan Japan
HANAMI , Hitoshi Japan Japan
HAGIWARA, Yoshiaki Japan Japan
HANADO, Yuko Japan Japan
HAMABE, Masaru Japan Japan
HONMA , Mareki Japan Japan
HORAGUCHI , Toshihiro Japan Japan
HOSOKAWA, Mizuhiko Japan Japan
HIROSE, Shigenobu Japan Japan
HANDA , Toshihiro Japan Japan
HONDA, Mitsuhiko Japan Japan
HUR, Hyeonoh Korea, Rep of Korea, Rep of
HOANG, Thiem Chi Korea, Rep of Korea, Rep of
HAN, Inwoo Korea, Rep of Korea, Rep of
Hyung, Siek Korea, Rep of Korea, Rep of
HWANG , Jai-chan Korea, Rep of Korea, Rep of
HAN, Wonyong Korea, Rep of Korea, Rep of
HAN, Cheongho Korea, Rep of Korea, Rep of
HWANG, Ho Seong Korea, Rep of Korea, Rep of
HWANG, Junga Korea, Rep of Korea, Rep of
HWANG, Narae Korea, Rep of Korea, Rep of
HAYASAKI, Kimitake Korea, Rep of Korea, Rep of
Hashim, Norsiah (Junior Member) Malaysia Malaysia
HAMIDI, ZETY SHARIZAT BINTI (Junior Member) Malaysia Malaysia
Hueyotl-Zahuantitla, Filiberto (Junior Member) Mexico Mexico
Henney, William John Mexico Mexico
Hernández, Xavier Mexico Mexico
Hughes, David H. Mexico Mexico
Hiriart, David Mexico Mexico
Hernandez Santisteban, Juan Venancio (Junior Member) United Kingdom Netherlands
Hoekstra, Hendrik Netherlands Netherlands
Heise, John Netherlands Netherlands
Haverkorn, Marijke Netherlands Netherlands
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